for /f "delims=\" %%a in ("%cd%") do (
set dir_name=%%~nxa
set full_path=%%~dpnxa
)

set tmp_jpegs=tmp_jpegs
mkdir %tmp_jpegs%

set tmp_archives=tmp_archives
mkdir %tmp_archives%

set zipjpegs=zipjpegs
mkdir %zipjpegs%

for /r "%full_path%" %%i in ("*.orf") do (
c:\dcraw-9.26-ms-64-bit.exe -e -c "%%i" > "%tmp_jpegs%\%%~ni.jpg"
"C:\Program Files\7-Zip\7z.exe" a -mx0 "%tmp_archives%\%%~ni.7z" "%%i"
copy /b "%tmp_jpegs%\%%~ni.jpg"+"%tmp_archives%\%%~ni.7z" "%zipjpegs%\%%~ni.jpg"
)

RD /s /q %tmp_jpegs%
RD /s /q %tmp_archives%